Perhaps you should try some spelling variations:
thuong cong » thuong con, thuong dong, truong cong
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
dang toan » dang tran, dan toan, dung toan
ho chieu » theo chieu, hoc thieu, doi chieu
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - ((thanh trung) or (thanh tung)) cua ((thuong cong) OR (thong cong)) dang toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((thanh trung) OR (thanh tung)) cua ((thuong cong) OR (thong cong)) dang toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((thanh trung) or (thanh tung)) cua ((thuong cong) OR (thong cong)) dang toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((thanh trung) or (thanh tung)) cua ((thuong cong) OR (thong cong)) dang toan ban*.